Supplier: Promega

The 100 bp DNA ladder has eleven fragments that range in size from 100 to 1000 bp in 100 bp increments with an additional band at 1500 bp. The 500 bp fragment is present at increased intensity for easy identification. The ladder is dephosphorylated and ready for 5' end-labelling with radioisotopes using T4 Polynucleotide Kinase for visualisation by autoradiography.

Supplier: Promega

The 50 bp DNA Step Ladder has 16 DNA fragments ranging from 50 bp to 800 bp in 50 bp increments plus an 1,800 bp "backbone" fragment. These ladders have defined sizes with exact incremental steps between bands.

Supplier: Promega

Restriction enzyme-digested lambda DNA may be used as a molecular weight size marker in gel analysis of nucleic acids. Lambda DNA is also a commonly used substrate in restriction enzyme activity assays and it also determined nucleotide sequence.

Supplier: Promega

The 200 bp DNA Step Ladder has 33 blunt-ended DNA fragments ranging from 200 to 6600 bp in 200 bp increments. These ladders have defined sizes with exact incremental steps between bands.

Supplier: Promega

BenchTop 100 bp DNA Ladder with 11 fragments that range in size from 100 to 1000 bp in 100 bp increments with an additional band at 1500 bp. The 500 bp fragment is present at increased intensity for easy identification. The ladder is dephosphorylated and ready for 5´ end-labeling with radioisotopes using T4 Polynucleotide kinase, allowing visualisation by autoradiography.

Supplier: Promega

PCR markers have six bands of equal intensity of 50, 150, 300, 500, 750 and 1000 bp.

Supplier: Promega

The 10 bp DNA Step Ladder has ten blunt-ended DNA fragments ranging from 10 bp to 100 bp in exactly 10 bp increments. These ladders have defined sizes with exact incremental steps between bands.

Supplier: Promega

The pBR322 vector carries the genes for tetracycline and ampicillin resistance. pBR322 DNA digests typically and are used as molecular weight size markers in gel analysis of nucleic acids.

Supplier: Promega

The λ DNA/EcoRI + HindIII Markers have 13 ethanol-precipitated DNA fragments ranging in size from 125 to 21226 bp.

Supplier: Promega

The dephosphorylated ΦX174 DNA/HinfI markers have 20 ethanol-precipitated DNA fragments ranging in size from 24 to 726 bp.

Supplier: Promega

The 25 bp DNA Step Ladder contains 12 DNA fragments ranging from 25 bp to 300 bp in 25 bp increments. These ladders have defined sizes with exact incremental steps between bands.

Supplier: Promega

The BenchTop pGEM® DNA markers have 15 phenol-extracted, ethanol-precipitated DNA fragments ranging in size from 36 to 2645 bp.

Supplier: Promega

These RNA markers are suitable for size estimation of single-stranded RNA from 0,28 to 6,58 kb in glyoxal or formaldehyde-agarose gels. The RNA markers consist of a ladder of nine RNA transcripts that are synthesised in vitro from specific templates.

Supplier: Promega

The BenchTop 1 kb DNA ladder has 13 blunt-ended fragments with sizes ranging from 250 to 10000 bp.

Supplier: Promega

The 1 kb DNA ladder has thirteen blunt-ended fragments with sizes ranging from 250 to 10000 bp. The 1000 and 3000 bp fragments have increased intensity relative to the other bands on ethidium bromide-stained agarose gels for easy identification. All other fragments are of equal intensity. The ladder is dephosphorylated and ready for 5' end-labelling with radioisotopes using T4 Polynucleotide Kinase for visualisation by autoradiography.

Supplier: Promega

PCR markers with six bands of equal intensity of 50, 150, 300, 500, 750 and 1000 bp.

Supplier: Promega

The λ DNA/HindIII Markers have eight ethanol-precipitated DNA fragments ranging in size from 125 to 23130 bp.

Supplier: Promega

The 1 kb DNA Step Ladder has ten blunt-ended DNA fragments ranging from 1 to 10 kb in 1 kb increments. These ladders have defined sizes with exact incremental steps between bands.

Supplier: Promega

The icosahedral bacteriophage ΦX174 replicative form (RF) is a double-stranded circular DNA molecule of 5,386 bases. Restriction enzyme digested ΦX174 DNA digests typically and are used as molecular weight size markers in gel analysis of nucleic acids. ΦX174 DNA is often used in the assays of restriction enzymes for the presence of nickase activity.

Supplier: Promega

The BenchTop ΦX174 DNA/HaeIII markers have 11 phenol-extracted, ethanol-precipitated DNA fragments ranging in size from 72 to 1353 bp.

Supplier: Promega

The pGEM® DNA Markers have 15 phenol-extracted, ethanol-precipitated DNA fragments ranging in size from 36 to 2645 bp. They are generated from separate digests of pGEM®-3 Vector DNA with HinfI, RsaI and AvaII later combined to form the markers.

Supplier: Promega

The λ DNA/EcoRI markers have six ethanol-precipitated DNA fragments ranging in size from 3530 to 21226 bp.

Supplier: STEMCELL TECHNOLOGIES

DNA ladder consisting of 13 fragments from 250 to 10000 base pairs for determining the size of double-stranded DNA by gel electrophoresis.